1981287

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{953}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 3663360

約数和(自身を除く): 1682073

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 953, 2079, 2859, 6671, 8577, 10483, 20013, 25731, 31449, 60039, 73381, 94347, 180117, 220143, 283041, 660429, 1981287]

約数ペア:

[(1, 1981287), (3, 660429), (7, 283041), (9, 220143), (11, 180117), (21, 94347), (27, 73381), (33, 60039), (63, 31449), (77, 25731), (99, 20013), (189, 10483), (231, 8577), (297, 6671), (693, 2859), (953, 2079)]